Cisco ASA 5585-X Adaptive Security Appliances are tailored to meet the high performance needs of mission-critical data centers and provide peace of mind with Cisco guaranteed coverage. Supporting the highest VPN session counts and twice as many connections per second as competitive firewalls in its class, Cisco ASA 5585-X appliances meet the growing needs of today's most dynamic organizations. The appliances combine the world's most proven firewall with the industry's most comprehensive, effective IPS, offering the most effective security solution in the industry to significantly decrease business risk and address regulatory compliance - all in a compact 2-rack-unit footprint.There are four Cisco ASA 5585 models: the entry-level Cisco ASA 5585-X with Security Services Processor -10 (SSP-10) delivers 2 Gbps of multi-protocol firewall performance; the Cisco ASA 5585-X with SSP-20 provides 5 Gbps of multi-protocol firewall performance; the Cisco ASA 5585-X with SSP-40 delivers 10 Gbps of multi-protocol firewall performance; and the high-end Cisco ASA 5585-X with SSP-60 provides 20 Gbps of multi-protocol firewall performance.All four ASA 5585-X models reliably deliver exceptional scalability to meet the demanding needs of mission-critical data centers. The Cisco ASA 5585-X appliances can support up to 100,000 concurrent VPN sessions, while delivering up to twice the connections per second and up to four times the session count of other firewalls at a similar throughput. The appliances also provide twice the efficacy and the most comprehensive threat coverage of any IPS.